For use as Ilford Multigrade filters for printing Ilford Multigrade and like brands of papers on unconverted black-and-white enlargers, Photo Warehouse has produced complete sets of filters for all contrast grades in half grade steps. Multigrade filters are supplied in 3 inch by 3 inch square sizes to fit most enlarger's filter drawers, and as a set of mounted filters for below-lens use with a filter holder.
Multigrade filters do not require any recalculation of exposure times when changing between grades 0 and 3, grades 4 to 5 simply requiring twice the exposure. Provides simple contrast control.
Compatible with all Multigrade/Variable Contrast papers currently available.
Twelve Multigrade Filters numbered 00 to 5 in 1/2 steps
To fit the enlarger filter drawer
Very easy to use
Exposure time for filters 00 to 3 1/2 is the same
Exposure time for filters 4 to 5 is double
Dimensions: 3 x 3 in. (7.6 x 7.6cm)